Trane 4TTA3030A4000C - User Manual

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IMPORTANT — This document contains a wiring diagram, a parts list, and service information. This is customer property

and is to remain with this unit. Please return to service information pack upon completion of work.

WARNING

THIS INFORMATION IS INTENDED FOR USE BY INDIVIDUALS

POSSESSING ADEQUATE BACKGROUNDS OF ELECTRICAL AND

MECHANICAL EXPERIENCE. ANY ATTEMPT TO REPAIR A CENTRAL AIR

CONDITIONING PRODUCT MAY RESULT IN PERSONAL INJURY AND

OR PROPERTY DAMAGE. THE MANUFACTURER OR SELLER CANNOT

BE RESPONSIBLE FOR THE INTERPRETATION OF THIS INFORMATION,

NOR CAN IT ASSUME ANY LIABILITY IN CONNECTION WITH ITS USE.

CAUTION

RECONNECT ALL GROUNDING DEVICES.

ALL PARTS OF THIS PRODUCT CAPABLE OF CONDUCTING

ELECTRICAL CURRENT ARE GROUNDED. IF GROUNDING

WIRES, SCREWS, STRAPS, CLIPS, NUTS OR WASHERS USED

TO COMPLETE A PATH TO GROUND ARE REMOVED FOR

SERVICE, THEY MUST BE RETURNED TO THEIR ORIGINAL

POSITION AND PROPERLY FASTENED.

WARNING:

HAZARDOUS VOLTAGE - DISCONNECT POWER and DISCHARGE

CAPACITORS BEFORE SERVICING

NOTICE: The manufacturer has a policy of continuous product and product data improvement

and it reserves the right to change design and speciﬁcations without notice.

Service Facts

CAUTION

UNIT CONTAINS R-410A REFRIGERANT!

R-410A OPERATING PRESSURE EXCEEDS THE

LIMIT OF R-22. PROPER SERVICE EQUIPMENT IS

REQUIRED. FAILURE TO USE PROPER SERVICE

TOOLS MAY RESULT IN EQUIPMENT DAMAGE OR

PERSONAL INJURY.

SERVICE

USE ONLY R-410A REFRIGERANT AND

APPROVED POE COMPRESSOR OIL.

PRODUCT SPECIFICATIONS

OUTDOOR UNIT 12

POWER CONNS. — V/PH/HZ 3

MIN. BRCH. CIR. AMPACITY

BR. CIR. PROT. RTG. – MAX. (AMPS)

COMPRESSOR

NO. USED - NO. SPEEDS

VOLTS/PH/HZ

R.L. AMPS 7 - L.R. AMPS

FACTORY INSTALLED

START COMPONENTS 8

INSULATION/SOUND BLANKET

COMPRESSOR HEAT

OUTDOOR FAN

DIA. (IN.) - NO. USED

TYPE DRIVE - NO. SPEEDS

CFM @ 0.0 IN. W.G. 4

NO. MOTORS - HP

MOTOR SPEED R.P.M.

VOLTS/PH/HZ

F.L. AMPS

OUTDOOR COIL — TYPE

ROWS - F.P.I.

FACE AREA (SQ. FT.)

TUBE SIZE (IN.)

REFRIGERANT

LBS. — R-410A (O.D. UNIT) 5

FACTORY SUPPLIED

LINE SIZE - IN. O.D. GAS 6

LINE SIZE - IN. O.D. LIQ. 6

CHARGING SPECIFICATION

SUBCOOLING

DIMENSIONS

CRATED (IN.)

WEIGHT

SHIPPING (LBS.)

NET (LBS.)

4TTA3-SF4-1A

Split System

Cooling

4TTA3030A4000C, 4TTA3036B4000A

01/13

Tubing lengths in excess of sixty (60) feet see application software.

CAUTION

DISCONNECT ALL POWER TO COMPRESSOR WHEN

COMPRESSOR MOTOR ROTATION IS REVERSED. CHANGE

ANY TWO CUSTOMER POWER LEADS TO CORRECT ROTATION.

Failure to change customer power leads to correct compressor

rotation may result in compressor damage during operation.

COMPRESSOR MOTOR ROTATION

HOT SURFACE! DO NOT TOUCH TOP OF COMPRESSOR.

May cause minor to severe burning.

CAUTION

CONTAINS REFRIGERANT!

SYSTEM CONTAINS OIL AND REFRIGERANT UNDER

HIGH PRESSURE. RECOVER REFRIGERANT TO RELIEVE

PRESSURE BEFORE OPENING SYSTEM.

Failure to follow proper procedures can result in personal

illness or injury or severe equipment damage.

CAUTION

4TTA3036B4000A

460/3/60

SCROLL

1 - 1

460/3/60

5.8 - 38

YES

PROPELLER

23 - 1

DIRECT - 1

2800

1 - 1/8

825

460/3/60

.40

SPINE FIN™

1 - 24

12.89

3/8

5 LBS., 12 OZ.

YES

3/4

3/8

10°F

H X W X D

34 x 30.1 x 33

176

149

4TTA3030A4000C

460/3/60

RECIP

1 - 1

460/3/60

3.7 - 28

YES

PROPELLER

23 - 1

DIRECT - 1

3150

1 - 1/8

825

460/3/60

.40

SPINE FIN™

1 - 24

18.75

3/8

5 LBS., 11 OZ.

YES

3/4

3/8

10°F

H X W X D

38 x 30.1 x 33

222

195

1 Certiﬁed in accordance with the Air-Source Unitary Air-conditioner Equipment

certiﬁcation program, which is based on AHRI standard 210/240.

2 Rated in accordance with AHRI standard 270.

3 Calculated in accordance with Natl. Elec. Codes. Use only HACR circuit breakers or

fuses.

4 Standard Air — Dry Coil — Outdoor

5 This value approximate. For more precise value see unit nameplate.

6 Max. linear length 60 ft.; Max. lift - Suction 60 ft.; Max lift - Liquid 60 ft.

For greater length consult refrigerant piping software Pub. No. 32-3312-0*

(* denotes latest revision).

7 This value shown for compressor RLA on the unit nameplate and on this speciﬁcation

sheet is used to compute minimum branch circuit ampacity and max. fuse size. The

value shown is the branch circuit selection current.

8 No means no start components. Yes means quick start kit components. PTC means

positive temperature coefﬁcient starter.

20’

30’

40’

50’

60’

3/4”

3/8”

3 oz.

9 oz.

14 oz.

20 oz.

26 oz.

Additional

Refrigerant

TUBING INFORMATION

Tubing

Length

Tubing Sizes

Liquid

Suction

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Overview

Function Description
Important Technical Specifications
Model-Specific Data
Electrical Data (for both models)
Refrigerant Circuit
Usage Features
Maintenance Features
Important Notes for Installation and Service

This document describes the 4TTA3-SF4-1A series of split system cooling units, specifically models 4TTA3036A4000C and 4TTA3036B4000A. These units are designed for residential and light commercial applications, providing cooling functionality.

Function Description:

The 4TTA3-SF4-1A series units are part of a split system, meaning they consist of an outdoor unit (the subject of this manual) and an indoor unit (not detailed here, but necessary for a complete system). The primary function is to provide cooling by circulating refrigerant. The system utilizes a compressor, outdoor coil, and an expansion device (either an expansion valve or a fixed orifice) to facilitate the refrigeration cycle.

Important Technical Specifications:

The units operate on a 208/230V, 60Hz, single-phase power supply.

Model-Specific Data:

4TTA3036A4000C:
- Outdoor Unit Type: Coil
- Face Area (Sq. Ft.): 18.75
- Tube Rows: 2
- Refrigerant: R-410A
- Liquid Line O.D. (In.): 3/8
- Suction Line O.D. (In.): 7/8
- Charging Specification: 10 F
- Dimensions (H x W x D): 38 x 30.1 x 33 inches
- Shipping Weight (Lbs.): 222
- Net Weight (Lbs.): 195
4TTA3036B4000A:
- Outdoor Unit Type: Coil
- Face Area (Sq. Ft.): 12.89
- Tube Rows: 3
- Refrigerant: R-410A
- Liquid Line O.D. (In.): 3/8
- Suction Line O.D. (In.): 7/8
- Charging Specification: 10 F
- Dimensions (H x W x D): 34 x 30.1 x 33 inches
- Shipping Weight (Lbs.): 176
- Net Weight (Lbs.): 149

Electrical Data (for both models):

Power Conn. - V/Ph/Hz: 208/230V, 1 Phase, 60Hz
Min. Circ. Amps (MCA): 15
Max. Overcurrent Protection (MOP): 25
Compressor: Reciprocating
Fan Speed: 1
Volts/Hz/Ph: 208/230V, 60Hz, 1 Phase
Min. Amps - L.R. Amps: 47 / 28
Factory Installed:
- Start Components: No
- Insulation/Sound Blanket: No
- Compressor Heat: No
Outdoor Fan: Propeller
Outdoor Fan Dia. (In.): 23
Type Drive - No. Speeds: Direct - 1
CFM @ 0.0 In. W.G.: 3100
HP/RPM/Volts: 1/4 HP, 825 RPM, 208/230V
Min. Amps: 40

Refrigerant Circuit:

The units use R-410A refrigerant. The refrigerant circuit includes an outdoor coil, compressor, drier, and an expansion device. For field-installed interconnecting tubing, the liquid line is 3/8" O.D. and the suction line is 7/8" O.D. Pressure taps are provided for checking system pressures.

Usage Features:

R-410A Refrigerant: These units utilize R-410A refrigerant, which requires specific handling procedures. Only R-410A refrigerant and approved POE compressor oil should be used.
Subcooling Charging: The manual provides detailed instructions and charts for subcooling charging, which is critical for optimal performance. The target subcooling value depends on the liquid line temperature and liquid line pressure.
System Compatibility: The units are designed for use with TXV indoor systems. The benefits of installing approved indoor and outdoor split systems are maximum efficiency, optimum performance, and the best overall system reliability.
Thermostat Compatibility: The system requires a compatible room thermostat for operation.

Maintenance Features:

Troubleshooting Flowcharts: The manual includes comprehensive troubleshooting flowcharts for common issues such as "Compressor fails to start" and "Compressor won't run." These flowcharts guide technicians through diagnostic steps, including checking contactors, voltage, resistance, and start components.
Wiring Diagrams: Detailed schematic and wiring diagrams are provided to aid in installation, troubleshooting, and maintenance. These diagrams illustrate the electrical connections for components like the compressor, fan motor, contactor, and control circuits.
Pressure Tables: Pressure tables for 4TTA304 with TXC***BC cooling with thermal expansion valve are included, providing expected liquid pressure (PSIG) and suction pressure (PSIG) based on outdoor temperature and indoor wet bulb temperature. These tables are essential for accurate system charging and performance verification.
Refrigerant Circuit Diagram: A diagram of the refrigerant circuit helps in understanding the flow of refrigerant and identifying components for service.
Safety Warnings: The manual emphasizes several safety warnings:
- R-410A Refrigerant Caution: Units contain R-410A refrigerant. Exceeding the limit of R-410A operating pressure can result in equipment damage or personal injury. Proper service tools and procedures are required.
- Compressor Start Rotation Caution: Disconnect all power to the compressor when connecting two compressor leads to prevent incorrect rotation. Incorrect rotation may result in compressor damage.
- Hot Surface Caution: Do not touch the top of the compressor, as it may be hot and cause burns.
- Refrigerant Contains Refrigerant Caution: System contains liquid and vapor refrigerant under high pressure. Recover refrigerant to relieve pressure before opening the system. Failure to follow proper procedures can result in personal injury.
- Electrical Hazard Warning: Disconnect all grounding devices. Electrical currents are grounded through wires, screws, straps, clips, nuts, or washers used to secure parts. These items must be returned to their original position and properly fastened.
- General Warning: Hazardous voltage. Disconnect all electric power before servicing. Failure to disconnect power before servicing can result in severe personal injury or death.
- General Caution: Unit terminals are not designed to be used as a step. Failure to do so may cause damage to the equipment.

Important Notes for Installation and Service:

Power Supply: Ensure the power supply matches the unit's requirements.
Wiring: All wiring must comply with local codes.
Thermostat Wiring: Specific instructions are provided for connecting the thermostat, including jumper settings for different control scenarios.
Optional Components: The manual mentions optional components like a low-pressure cut-out (LPCO) and high-pressure cut-out (HPCO).
Manufacturer's Policy: The manufacturer has a policy of continuous product and data improvement and reserves the right to change design and specifications without notice.